208522365

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{21031}}^1$

素因数の和:21700

約数の個数: 16

約数和(自身を含む): 334156416

約数和(自身を除く): 125634051

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 9915, 21031, 63093, 105155, 315465, 13901491, 41704473, 69507455, 208522365]

約数ペア:

[(1, 208522365), (3, 69507455), (5, 41704473), (15, 13901491), (661, 315465), (1983, 105155), (3305, 63093), (9915, 21031)]